Recent content by akom

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    Sizing a heat pump heater to replace a resistive heater in a custom gunite spa

    I'm hoping to get some advice on how many BTUs I'll need to heat my spa. I've never used the spa (I've been restoring it for the last 3 months), so I can't rely on past experience. I just did a few brief test runs. What I have Approximately an 850 gallon in-ground gunite spa, about 8'...
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    Help identifying HydroAir parts to connect a jet

    Perhaps I don't have a Hartford loop because my blower is 4 feet above water level... Just-for-fun update while I wait for the new jet: I spent some quality time with an endoscope figuring out the layout and came up with this: Since I strongly suspected the footwell plumbing (near Jet 5) to...
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    Help identifying HydroAir parts to connect a jet

    The bit about the Hartford loop is new to me. I don't seem to have one (I'm going by the diagram here Spa Blower Piping ). From what I can tell, I just have the blower on top of a check valve, then the pipe goes down a few feet underground, over to the spa, then back up to the air loop...
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    Help identifying HydroAir parts to connect a jet

    That helps a lot, thanks! I suspected that I needed the long jet body, but it didn't look right until I chiseled out the remnants of mine and mentally reconstructed what it used to look like. I ordered a Hydroair Gunite Microssage 16-5275WHT. Concrete work doesn't sound that difficult - I...
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    Help identifying HydroAir parts to connect a jet

    Thanks @Texas Splash . On a side note, I don't understand how it makes sense to reduce a 2" water line from pump to a 1" jet water ring. The circumference of a 1" pipe is almost 4x smaller, or 2x smaller if it's teed into two pipes. No wonder I was getting 30psi pushing water to the jets...
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    Help identifying HydroAir parts to connect a jet

    Hi all, I'm troubleshooting plumbing leaks in my inground hot tub. I dug up one of the jets that never worked, suspecting that it's at fault. Now I see why it never worked (although there is no leak here): Looks like it was never hooked up, and the back of the jet is wrapped in some sort of...
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    Hayward Super Pump sucking air and leaking despite new seals

    Turns out that the pump now trips the breaker (15A) but only on low speed. Works alright on high speed, though it seems to pump too fast... I replaced both capacitors, no change. When switched to low speed, it sounds wrong (for under a minute until the breaker trips), almost as if it's...
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    Hayward Super Pump sucking air and leaking despite new seals

    For anyone still following this, I made the repairs using a plastic welding kit (a glorified soldering iron I got on Amazon), using included filler material and reinforced with steel mesh on the outside. Since the included welder tips are very slanted, I used a 1/4-28 bolt as a tip to do the...
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